Water Targets in Hawaii Prepared 80 carboys of ultra clean water Placed carboys along an altitude transect in Hawaii Retrieved 1 set of carboys for Be recovery testing (in progress) Approx. 1.5 yr of exposure remaining

 Prepared 1.5 Metric Tons of 18.2 M  Water in Acid-Leached HDPE Carboys  Provided by NSF/SRC Center for Environmentally Benign Semiconductor Manufacturing (fabrication water) at U of A  Includes UV treatment for TOC reduction and disinfection  < 1 ppb TOC  All trace metals including Be are below 2.5 ppt detection limit of ICPMS Water Targets - Preparation Clean room: NSF semiconductor fabrication center for ultra pure water, University of Arizona

Water in Carboys

Water Targets in Hawaii [Insert map here] (5) Keck Headquarters (Waimea) 850 m (6) UH-Hilo 76 m (2) Mauna Loa Observatory 3440 m (1 ) Mauna Kea Observatories 4190 m (3) Mauna Kea Visitor Center 2840 m (4) Saddle 1740 m 40 km  Placed on rooftops and in open areas on the Island of Hawaii  Target Retrieval  1 year (Recovery Test)  3 years (All Targets)

Water Targets in Hawaii Target locations

Mauna Kea Mauna Kea Observatories 4187 m; 8 carboys

Mauna Loa Mauna Loa Observatory 3439 m; 8 carboys

Mauna Kea Visitor’s Center 2842 m; 8 carboys

The Saddle 1742 m; 16 carboys

Keck - Waimea 850 m; 16 carboys

University of Hawaii, Hilo 76 m; 24 carboys